87 lines
3.0 KiB
PHP
87 lines
3.0 KiB
PHP
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<?php
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// $Id: compatibility_test.php 1748 2008-04-14 01:50:41Z lastcraft $
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require_once(dirname(__FILE__) . '/../autorun.php');
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require_once(dirname(__FILE__) . '/../compatibility.php');
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class ComparisonClass { }
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class ComparisonSubclass extends ComparisonClass { }
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interface ComparisonInterface { }
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class ComparisonClassWithInterface implements ComparisonInterface { }
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class TestOfCompatibility extends UnitTestCase {
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function testIsA() {
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$this->assertTrue(SimpleTestCompatibility::isA(
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new ComparisonClass(),
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'ComparisonClass'));
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$this->assertFalse(SimpleTestCompatibility::isA(
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new ComparisonClass(),
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'ComparisonSubclass'));
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$this->assertTrue(SimpleTestCompatibility::isA(
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new ComparisonSubclass(),
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'ComparisonClass'));
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}
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function testIdentityOfNumericStrings() {
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$numericString1 = "123";
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$numericString2 = "00123";
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$this->assertNotIdentical($numericString1, $numericString2);
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}
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function testIdentityOfObjects() {
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$object1 = new ComparisonClass();
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$object2 = new ComparisonClass();
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$this->assertIdentical($object1, $object2);
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}
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function testReferences () {
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$thing = "Hello";
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$thing_reference = &$thing;
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$thing_copy = $thing;
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$this->assertTrue(SimpleTestCompatibility::isReference(
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$thing,
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$thing));
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$this->assertTrue(SimpleTestCompatibility::isReference(
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$thing,
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$thing_reference));
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$this->assertFalse(SimpleTestCompatibility::isReference(
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$thing,
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$thing_copy));
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}
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function testObjectReferences () {
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$object = new ComparisonClass();
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$object_reference = $object;
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$object_copy = new ComparisonClass();
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$object_assignment = $object;
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$this->assertTrue(SimpleTestCompatibility::isReference(
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$object,
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$object));
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$this->assertTrue(SimpleTestCompatibility::isReference(
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$object,
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$object_reference));
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$this->assertFalse(SimpleTestCompatibility::isReference(
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$object,
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$object_copy));
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if (version_compare(phpversion(), '5', '>=')) {
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$this->assertTrue(SimpleTestCompatibility::isReference(
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$object,
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$object_assignment));
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} else {
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$this->assertFalse(SimpleTestCompatibility::isReference(
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$object,
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$object_assignment));
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}
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}
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function testInteraceComparison() {
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$object = new ComparisonClassWithInterface();
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$this->assertFalse(SimpleTestCompatibility::isA(
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new ComparisonClass(),
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'ComparisonInterface'));
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$this->assertTrue(SimpleTestCompatibility::isA(
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new ComparisonClassWithInterface(),
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'ComparisonInterface'));
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}
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}
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?>
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